[INFO] cloning repository https://github.com/pythondude325/sleepy-rustaceans-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pythondude325/sleepy-rustaceans-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpythondude325%2Fsleepy-rustaceans-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpythondude325%2Fsleepy-rustaceans-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b8728b5d59764422b23e15406dc00d163bdab1d
[INFO] building pythondude325/sleepy-rustaceans-lang against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpythondude325%2Fsleepy-rustaceans-lang" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pythondude325/sleepy-rustaceans-lang on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pythondude325/sleepy-rustaceans-lang
[INFO] finished tweaking git repo https://github.com/pythondude325/sleepy-rustaceans-lang
[INFO] tweaked toml for git repo https://github.com/pythondude325/sleepy-rustaceans-lang written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/pythondude325/sleepy-rustaceans-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31ff0d7308cc65d4aa989c21550d9f0ff77118835839e2b15a651c0353de44f8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "31ff0d7308cc65d4aa989c21550d9f0ff77118835839e2b15a651c0353de44f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31ff0d7308cc65d4aa989c21550d9f0ff77118835839e2b15a651c0353de44f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ff0d7308cc65d4aa989c21550d9f0ff77118835839e2b15a651c0353de44f8", kill_on_drop: false }`
[INFO] [stdout] 31ff0d7308cc65d4aa989c21550d9f0ff77118835839e2b15a651c0353de44f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a33274f74d8bf61766e3f92409219ce59ade0eaa63f9e3ccb8afa2bff2b1f081
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a33274f74d8bf61766e3f92409219ce59ade0eaa63f9e3ccb8afa2bff2b1f081", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling cactus v1.0.6
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling reduce v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling lasso v0.5.0
[INFO] [stderr]    Compiling vob v2.0.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling vergen v3.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling lrpar v0.9.3
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling packedvec v1.2.3
[INFO] [stderr]    Compiling bincode v1.3.2
[INFO] [stderr]    Compiling cfgrammar v0.9.3
[INFO] [stderr]    Compiling sparsevec v0.1.3
[INFO] [stderr]    Compiling lrtable v0.9.3
[INFO] [stderr]    Compiling lrlex v0.9.3
[INFO] [stderr]    Compiling sleepy-rustaceans-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/compiler.rs:253:22
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     .reduce(|acc, x| format!("max{}({},{})", if frac { "_f" } else { "" }, x, acc))
[INFO] [stdout]     |                      ^^^^^^ multiple `reduce` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `Map<I, F>`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `Reduce` for the type `I`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 244 |                 Iterator::reduce(args.data
[INFO] [stdout] 245 |                     .iter()
[INFO] [stdout] 246 |                     .map(|e| {
[INFO] [stdout] 247 |                         self.build_expression(
[INFO] [stdout] 248 |                             e,
[INFO] [stdout] 249 |                             Some(if frac { Type::Fraction } else { Type::Integer }),
[INFO] [stdout]   ...
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 244 |                 Reduce::reduce(args.data
[INFO] [stdout] 245 |                     .iter()
[INFO] [stdout] 246 |                     .map(|e| {
[INFO] [stdout] 247 |                         self.build_expression(
[INFO] [stdout] 248 |                             e,
[INFO] [stdout] 249 |                             Some(if frac { Type::Fraction } else { Type::Integer }),
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reduce::Reduce`
[INFO] [stdout]  --> src/compiler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reduce::Reduce;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sleepy-rustaceans-lang`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a33274f74d8bf61766e3f92409219ce59ade0eaa63f9e3ccb8afa2bff2b1f081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33274f74d8bf61766e3f92409219ce59ade0eaa63f9e3ccb8afa2bff2b1f081", kill_on_drop: false }`
[INFO] [stdout] a33274f74d8bf61766e3f92409219ce59ade0eaa63f9e3ccb8afa2bff2b1f081
